3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a{ public $b=['f'=>'c']; } $a=new a; $b='b'; echo $a->b['f']; // without the $ it works $x = $a->$b; // otherwise you need to assign first echo $x['f']; // now it works echo $a->{$b}['f']; // or wrapped in curlies

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.5.10.0090.00816.61
8.5.00.0080.01519.93
8.4.150.0020.00014.05
8.4.140.0120.00817.59
8.4.130.0080.01117.50
8.4.120.0080.00620.77
8.4.110.0110.01018.82
8.4.100.0100.01117.77
8.4.90.0110.01118.84
8.4.80.0070.00219.50
8.4.70.0070.00318.00
8.4.60.0150.00518.48
8.4.50.0140.00717.59
8.4.40.0080.00317.67
8.4.30.0030.00619.55
8.4.20.0130.00619.78
8.4.10.0040.00419.24
8.3.280.0110.00918.51
8.3.270.0170.00416.53
8.3.260.0110.00816.64
8.3.250.0110.00618.86
8.3.240.0060.00316.64
8.3.230.0120.00816.60
8.3.220.0040.00418.99
8.3.210.0040.00416.66
8.3.200.0050.00316.48
8.3.190.0120.00618.96
8.3.180.0080.01018.20
8.3.170.0120.00617.08
8.3.160.0080.00016.63
8.3.150.0090.01219.08
8.3.140.0080.00018.80
8.3.130.0030.00618.52
8.3.120.0080.00018.95
8.3.110.0090.00020.94
8.3.100.0040.00424.06
8.3.90.0070.01126.77
8.3.80.0070.00416.63
8.3.70.0090.00918.48
8.3.60.0040.01118.43
8.3.50.0110.00517.45
8.3.40.0150.00018.71
8.3.30.0070.00718.67
8.3.20.0000.00820.04
8.3.10.0080.00020.90
8.3.00.0080.00020.79
8.2.290.0100.00820.46
8.2.280.0090.00518.39
8.2.270.0070.01116.67
8.2.260.0060.00316.43
8.2.250.0000.00816.54
8.2.240.0130.01017.17
8.2.230.0040.00422.58
8.2.220.0050.00337.54
8.2.210.0040.00426.77
8.2.200.0000.01116.50
8.2.190.0110.00716.63
8.2.180.0120.00618.39
8.2.170.0140.00718.66
8.2.160.0040.01122.96
8.2.150.0100.00724.18
8.2.140.0040.00424.66
8.2.130.0070.00019.19
8.2.120.0000.00726.35
8.2.110.0110.00022.20
8.2.100.0080.00418.07
8.2.90.0000.01218.28
8.2.80.0000.00818.05
8.2.70.0000.00817.93
8.2.60.0040.00418.34
8.2.50.0060.00318.10
8.2.40.0070.00020.48
8.2.30.0000.00819.30
8.2.20.0040.00417.99
8.2.10.0020.00518.21
8.2.00.0040.00418.12
8.1.330.0100.00921.90
8.1.320.0100.00516.16
8.1.310.0090.00916.69
8.1.300.0060.01017.45
8.1.290.0030.00618.88
8.1.280.0090.00625.92
8.1.270.0030.00524.66
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0180.00422.23
8.1.230.0080.00420.97
8.1.220.0000.00717.76
8.1.210.0060.00318.77
8.1.200.0060.00317.35
8.1.190.0040.00417.13
8.1.180.0000.00818.10
8.1.170.0040.00418.80
8.1.160.0040.00419.00
8.1.150.0000.00818.92
8.1.140.0020.00519.57
8.1.130.0060.00318.93
8.1.120.0040.00417.35
8.1.110.0050.00217.39
8.1.100.0040.00417.34
8.1.90.0040.00417.42
8.1.80.0040.00417.41
8.1.70.0050.00517.48
8.1.60.0040.00417.54
8.1.50.0070.00417.52
8.1.40.0000.00817.44
8.1.30.0000.00817.62
8.1.20.0090.00017.48
8.1.10.0000.00717.63
8.1.00.0000.00717.39
8.0.300.0030.00619.77
8.0.290.0040.00416.75
8.0.280.0030.00318.31
8.0.270.0070.00017.30
8.0.260.0030.00319.01
8.0.250.0030.00316.96
8.0.240.0000.00816.84
8.0.230.0070.00017.00
8.0.220.0030.00316.89
8.0.210.0000.00716.79
8.0.200.0030.00316.92
8.0.190.0070.00416.81
8.0.180.0050.00216.89
8.0.170.0030.00516.91
8.0.160.0050.00316.86
8.0.150.0040.00416.93
8.0.140.0030.00316.73
8.0.130.0050.00013.37
8.0.120.0030.00516.73
8.0.110.0030.00316.69
8.0.100.0000.00716.90
8.0.90.0000.00716.87
8.0.80.0100.00716.89
8.0.70.0000.00716.82
8.0.60.0020.00516.88
8.0.50.0040.00416.94
8.0.30.0130.00617.09
8.0.20.0100.00817.41
8.0.10.0050.00317.12
8.0.00.0080.01516.71
7.4.330.0000.00415.55
7.4.320.0030.00316.45
7.4.300.0070.00016.50
7.4.290.0070.00016.53
7.4.280.0050.00316.41
7.4.270.0060.00016.53
7.4.260.0030.00316.44
7.4.250.0070.00016.40
7.4.240.0040.00416.50
7.4.230.0030.00316.54
7.4.220.0090.00916.54
7.4.210.0110.00316.47
7.4.200.0070.00016.46
7.4.160.0130.00516.53
7.4.150.0060.01217.40
7.4.140.0070.01017.86
7.4.130.0120.00916.34
7.4.120.0100.00816.58
7.4.110.0140.00416.41
7.4.100.0080.00816.63
7.4.90.0110.01116.52
7.4.80.0090.00819.39
7.4.70.0110.00616.29
7.4.60.0070.01016.42
7.4.50.0000.01316.38
7.4.40.0130.00316.42
7.4.30.0100.01116.58
7.4.20.0140.00816.44
7.4.10.0120.01016.23
7.4.00.0000.01615.77
7.3.330.0030.00313.09
7.3.320.0030.00313.21
7.3.310.0080.00016.13
7.3.300.0000.00716.24
7.3.290.0070.01016.30
7.3.280.0090.00716.25
7.3.270.0140.00417.40
7.3.260.0100.01016.31
7.3.250.0110.00716.39
7.3.240.0080.00816.47
7.3.230.0140.00316.43
7.3.210.0140.00316.29
7.3.200.0070.01016.57
7.3.190.0170.00316.18
7.3.180.0030.01316.13
7.3.170.0070.01016.47
7.3.160.0100.00716.19
7.3.140.0140.00816.36
7.3.130.0110.00416.42
7.3.120.0100.00616.25
7.3.110.0070.01016.45
7.3.100.0060.00916.49
7.3.90.0030.01116.29
7.3.80.0070.00716.20
7.3.70.0070.01316.29
7.3.60.0120.00616.30
7.3.50.0120.00316.35
7.3.40.0140.00316.34
7.3.30.0090.00616.36
7.3.20.0190.00716.33
7.3.10.0070.01516.20
7.3.00.0100.00716.38
7.2.330.0130.00316.61
7.2.320.0150.00816.31
7.2.310.0070.01016.27
7.2.300.0130.00316.65
7.2.290.0090.01216.41
7.2.270.0090.01416.45
7.2.260.0110.00616.70
7.2.250.0070.01016.64
7.2.240.0110.00516.32
7.2.230.0080.00816.70
7.2.220.0170.00616.70
7.2.210.0110.01116.71
7.2.200.0070.01116.50
7.2.190.0130.01016.47
7.2.180.0110.01116.63
7.2.170.0120.00916.44
7.2.160.0100.01216.27
7.2.150.0110.00916.73
7.2.140.0090.00916.69
7.2.130.0070.01616.48
7.2.120.0130.00316.54
7.2.110.0140.01116.68
7.2.100.0100.01316.66
7.2.90.0070.01016.55
7.2.80.0170.00716.63
7.2.70.0120.00816.63
7.2.60.0090.00916.76
7.2.50.0180.00716.59
7.2.40.0080.01216.64
7.2.30.0150.00316.55
7.2.20.0090.00916.51
7.2.10.0120.00916.59
7.2.00.0090.00916.68
7.1.330.0070.01015.27
7.1.320.0100.00715.36
7.1.310.0110.00715.40
7.1.300.0100.01015.50
7.1.290.0050.01315.54
7.1.280.0110.01115.54
7.1.270.0060.01515.46
7.1.260.0260.01015.42
7.1.250.0200.00315.27
7.1.240.0130.00315.40
7.1.230.0070.01515.42
7.1.220.0190.00315.23
7.1.210.0060.00915.25
7.1.200.0060.01115.45
7.1.190.0040.01515.30
7.1.180.0160.00715.45
7.1.170.0120.00915.17
7.1.160.0090.00915.27
7.1.150.0100.00615.14
7.1.140.0560.00915.20
7.1.130.0070.01315.21
7.1.120.0080.00815.43
7.1.110.0160.00815.50
7.1.100.0170.00815.72
7.1.90.0220.01215.56
7.1.80.0170.00815.52
7.1.70.0190.00615.13
7.1.60.0240.00827.22
7.1.50.0660.01026.96
7.1.40.0620.01326.85
7.1.30.0640.00926.75
7.1.20.0640.00926.76
7.1.10.0610.00914.83
7.1.00.0190.00814.79
7.0.330.0110.00515.01
7.0.320.0100.00715.00
7.0.310.0130.00715.15
7.0.300.0190.00414.95
7.0.290.0080.01214.95
7.0.280.0040.01814.98
7.0.270.0070.01115.14
7.0.260.0130.00415.25
7.0.250.0080.01615.30
7.0.240.0230.00915.51
7.0.230.0350.00515.16
7.0.220.0110.01415.24
7.0.210.0190.00714.88
7.0.200.0180.00614.95
7.0.190.0700.01214.80
7.0.180.0670.00814.63
7.0.170.0650.00414.64
7.0.160.0650.01114.55
7.0.150.0570.00614.56
7.0.140.0710.00914.65
7.0.130.0640.00614.82
7.0.120.0860.00814.68
7.0.110.0540.00914.60
7.0.100.0110.01114.59
7.0.90.0140.00614.55
7.0.80.0160.00814.65
7.0.70.0160.00614.61
7.0.60.0130.00914.54
7.0.50.0610.00614.72
7.0.40.0710.00914.73
7.0.30.0530.01114.71
7.0.20.0140.01014.59
7.0.10.0150.01214.72
7.0.00.0120.01014.73
5.6.400.0070.01115.71
5.6.390.0060.01215.94
5.6.380.0120.01216.12
5.6.370.0070.01815.78
5.6.360.0220.00415.41
5.6.350.0130.01015.55
5.6.340.0110.01116.13
5.6.330.0090.01215.59
5.6.320.0110.01115.84
5.6.310.0060.01415.78
5.6.300.0140.01016.06
5.6.290.0040.01815.60
5.6.280.0160.01015.92
5.6.270.0120.00615.97
5.6.260.0080.01216.12
5.6.250.0160.00715.66
5.6.240.0160.01015.89
5.6.230.0070.01415.72
5.6.220.0100.01015.64
5.6.210.0140.00815.88
5.6.200.0080.01115.72
5.6.190.0110.00815.95
5.6.180.0030.01715.65
5.6.170.0180.00615.73
5.6.160.0070.01415.68
5.6.150.0150.00915.64
5.6.140.0110.01415.75
5.6.130.0090.00915.78
5.6.120.0080.01115.71
5.6.110.0100.00915.66
5.6.100.0110.01115.66
5.6.90.0120.00915.72
5.6.80.0070.01416.00
5.6.70.0130.01415.70
5.6.60.0200.00715.88
5.6.50.0100.01015.66
5.6.40.0130.01715.66
5.6.30.0140.00715.64
5.6.20.0070.01415.65
5.6.10.0150.00915.59
5.6.00.0030.01715.62

preferences:
175.48 ms | 403 KiB | 5 Q